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Condensed Financial Information (Details 1) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Expenses    
Interest expense $ 3,198 $ 2,584
Income tax benefit 4,117 3,404
Equity in undistributed income of subsidiaries    
Net income 8,784 7,619
Preferred stock dividends 975 956
Net income available to common shareholders 7,809 6,663
Comprehensive income 8,185 7,351
Parent [Member]    
Dividends from subsidiaries:    
Banking subsidiaries 1,000
Total income 1,000
Expenses    
Interest expense 253 212
Other expense 969 922
Total expenses 1,222 1,134
Income before income tax (1,222) (134)
Income tax benefit (416) (385)
Income before equity in undistributed income of subsidiaries (806) 251
Equity in undistributed income of subsidiaries    
Banking subsidiaries 9,662 7,369
Nonbanking subsidiaries (72) (1)
Total 9,590 7,368
Net income 8,784 7,619
Preferred stock dividends 975 956
Net income available to common shareholders 7,809 6,663
Comprehensive income $ 8,185 $ 7,351